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Perciformes/Notothenioidei (Icefishes) >
Bathydraconidae (Antarctic dragonfishes) > Bathydraconinae
Etymology: Bathydraco: Greek, bathys = deep + Greek, drako = dragon (Ref. 45335).
Eponymy: Joanne E DeWitt (1936–1994) was the wife of the author Dr Hugh Hamilton DeWitt (1933– 1995). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 600 - 1800 m. Deep-water; 53°S - 61°S
Southern Ocean: upper slopes of the Scotia Sea islands.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 20.0 cm SL mâle / non sexé; (Ref. 5192)
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Gon, O., 1990. Bathydraconidae. p. 364-380. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5192)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.2 - 2.2, mean 1.9 °C (based on 8 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00229 (0.00120 - 0.00437), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Fec assumed to be < 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
